DE69721971D1 - Sensor - Google Patents

Sensor

Info

Publication number
DE69721971D1
DE69721971D1 DE69721971T DE69721971T DE69721971D1 DE 69721971 D1 DE69721971 D1 DE 69721971D1 DE 69721971 T DE69721971 T DE 69721971T DE 69721971 T DE69721971 T DE 69721971T DE 69721971 D1 DE69721971 D1 DE 69721971D1
Authority
DE
Germany
Prior art keywords
sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69721971T
Other languages
German (de)
Inventor
Neville Boden
Jonathan Clements
Bijan Movaghar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Leeds
Original Assignee
University of Leeds
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by University of Leeds filed Critical University of Leeds
Application granted granted Critical
Publication of DE69721971D1 publication Critical patent/DE69721971D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/125—Composition of the body, e.g. the composition of its sensitive layer
    • G01N27/126—Composition of the body, e.g. the composition of its sensitive layer comprising organic polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
DE69721971T 1996-03-02 1997-03-03 Sensor Expired - Lifetime DE69721971D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9604525.7A GB9604525D0 (en) 1996-03-02 1996-03-02 Sensing device
PCT/GB1997/000572 WO1997032202A1 (en) 1996-03-02 1997-03-03 Sensing device

Publications (1)

Publication Number Publication Date
DE69721971D1 true DE69721971D1 (en) 2003-06-18

Family

ID=10789775

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69721971T Expired - Lifetime DE69721971D1 (en) 1996-03-02 1997-03-03 Sensor

Country Status (6)

Country Link
US (1) US6423272B1 (en)
EP (1) EP0883802B1 (en)
AU (1) AU2223797A (en)
DE (1) DE69721971D1 (en)
GB (1) GB9604525D0 (en)
WO (1) WO1997032202A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6284197B1 (en) 1998-06-05 2001-09-04 The Regents Of The University Of California Optical amplification of molecular interactions using liquid crystals
US6858423B1 (en) 1998-06-05 2005-02-22 The Regents Of The University Of California Optical Amplification of molecular interactions using liquid crystals
GB0122022D0 (en) * 2001-09-12 2001-10-31 Univ Cambridge Tech Aligned discotic liquid crystals for devices
US7795007B2 (en) 2003-09-23 2010-09-14 Wisconsin Alumni Research Foundation Detection of post-translationally modified peptides with liquid crystals
CA2539436A1 (en) 2003-09-23 2005-09-01 Wisconsin Alumni Research Foundation Using liquid crystals to detect affinity microcontact printed biomolecules
US10011481B2 (en) 2007-07-24 2018-07-03 Technion Research And Development Foundation Ltd. Chemically sensitive field effect transistors and uses thereof in electronic nose devices
WO2009053981A2 (en) * 2007-10-23 2009-04-30 Technion Research And Development Foundation Ltd. Electronic nose device with sensors composed of nanowires of columnar discotic liquid crystals with low sensitivity to humidity
US8178355B2 (en) * 2008-09-15 2012-05-15 Platypus Technologies, Llc. Detection of vapor phase compounds by changes in physical properties of a liquid crystal
TWI440698B (en) 2011-09-26 2014-06-11 Ind Tech Res Inst Liquid crystal gas sensor cell and the use thereof
CN109632892B (en) * 2019-01-11 2020-12-25 浙江大学 Electronic nose-based detection model for pest damage duration of arborvitae wormhole trunk pests and application

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8823721D0 (en) * 1988-10-10 1988-11-16 Boden N Electronically conducting liquid crystals
GB9009870D0 (en) * 1990-05-02 1990-06-27 Secr Defence Chemically sensitive organometallic semiconducting materials
US5282381A (en) 1992-09-08 1994-02-01 Hughes Aircraft Company Supercritical fluid contamination monitor
US5345213A (en) * 1992-10-26 1994-09-06 The United States Of America, As Represented By The Secretary Of Commerce Temperature-controlled, micromachined arrays for chemical sensor fabrication and operation
JP3398151B2 (en) 1993-06-16 2003-04-21 キネテイツク・リミテツド Discotic compounds for use in liquid crystal mixtures
DE4429597A1 (en) * 1994-08-20 1996-02-22 Basf Ag Use of low molecular weight or polymeric organic compounds with liquid crystalline properties present in the columnar helical phase
US5571401A (en) * 1995-03-27 1996-11-05 California Institute Of Technology Sensor arrays for detecting analytes in fluids

Also Published As

Publication number Publication date
AU2223797A (en) 1997-09-16
WO1997032202A1 (en) 1997-09-04
EP0883802B1 (en) 2003-05-14
GB9604525D0 (en) 1996-05-01
EP0883802A1 (en) 1998-12-16
US6423272B1 (en) 2002-07-23

Similar Documents

Publication Publication Date Title
GB9623149D0 (en) Sensor
GB9606785D0 (en) Sensor system
GB9607750D0 (en) Displacement sensors
SG44980A1 (en) Electronchemical sensor
GB2320094B (en) Inclination sensor
DE69721971D1 (en) Sensor
GB9604063D0 (en) Sensor device
DE69825438D1 (en) Sensor
GB9506945D0 (en) Sensor
EP0908708A4 (en) Sensing element
GB2305065B (en) Difar sensor
GB9410411D0 (en) Sensor
GB2318689B (en) Sensor cable
GB9415446D0 (en) Position sensor
GB9618599D0 (en) An improved sensor
GB2325741B (en) Sensor system
GB9704137D0 (en) Sensor
GB9618879D0 (en) Sensor
GB9612407D0 (en) Sensor
GB9604448D0 (en) Sensor
GB9410412D0 (en) Sensor arrangement
GB9619317D0 (en) Improved sensor
GB9601927D0 (en) Sensors
IL118859A0 (en) Sensors
GB9513158D0 (en) Sensor

Legal Events

Date Code Title Description
8332 No legal effect for de